00823nam a2200265 4500 4089555 BD-DhUL 20150219204126.0 700624s1970 ohua b 001 0 eng 73122623 0675093481 DLC DLC DLC BD-DhUL LB1585 .C28 1970 507 CAT Carin, Arthur A. Teaching science through discovery [by] Arthur A. Carin [and] Robert B. Sund. 2nd ed. Columbus, Ohio, C. E. Merrill Pub. Co. [1970] 625 p. illus. 26 cm. Includes bibliographical references. Science Study and teaching (Elementary) Sund, Robert B., joint author. 7 cbc orignew u ncip 19 y-gencatlg ddc BK 4002 4002 0 0 ddc 0 507_000000000000000_CAT 0 NFIC 7229 DUSL DUSL GEN 2014-08-19 Purchased 507 CAT A123895 2014-08-19 1 2014-08-19 BK 0 0 ddc 0 507_000000000000000_CAT 0 NFIC 7231 DUSL DUSL GEN 2014-08-19 Purchased 507 CAT A123898 2014-08-19 2 2014-08-19 BK